public void StockWidthChanged(object sender, ExecutedRoutedEventArgs e)
        {
            try
            {
                double newWidth = (double)e.Parameter;

                lock (_kernelTerminal.StockVisualConf)
                    _kernelTerminal.StockVisualConf.ListStocksVisual[StockNum].WidthStock = newWidth;

                _kernelTerminal.SaveVisualConf();
            }
            catch (Exception exc)
            {
                Error("MarketViewModel.StockWidthChanged", exc);
            }
        }